I installed the new XM's today. (2 - HQI 150W 10K DE)
All pics were taken with the actinics on.
The bulbs have been burning for a 1/2 hour or so. Here is a pic...
(I'll take another pic in a couple days to see if there is any difference)
Here is a pic I took yesterday...with the original bulbs that were included with the
Outer Orbit Current USA fixture...(The bulbs are stamped "made in China")
Here are the specs on the fixture.
48" Outer Orbit 2x150W 10K HQI-MH, 2x130W
Dual Actinic, & 6 Lunar Lights.
http://www.current-usa.com/outerorbit.html